Arbitrary Code Injection Affecting praisonai package, versions [,4.5.140)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published12 Apr 2026
- disclosed10 Apr 2026
- creditLAKSHMIKANTHAN K
Introduced: 10 Apr 2026
NewCVE-2026-40288 (opens in a new tab)How to fix?
Upgrade PraisonAI to version 4.5.140 or higher.
Overview
PraisonAI is a PraisonAI is an AI Agents Framework with Self Reflection. PraisonAI application combines PraisonAI Agents, AutoGen, and CrewAI into a low-code solution for building and managing multi-agent LLM systems, focusing on simplicity, customisation, and efficient human-agent collaboration.
Affected versions of this package are vulnerable to Arbitrary Code Injection via the JobWorkflowExecutor class. An attacker can execute arbitrary commands and code on the host system by supplying a malicious YAML file containing crafted run, script, or python steps that are processed without proper validation.